Home / 972,563.52-1,342,205.28-542,927.52

Finding the Fourth Proportional to 972,563.52, 1,342,205.28 and 542,927.52

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Solution

The fourth proportional to 972,563.52, 1,342,205.28 and 542,927.52 is: 749,277.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,563.52 : 1,342,205.28 = 542,927.52 : x
  2. Step 2: Convert to fraction form
    972,563.52/1,342,205.28 = 542,927.52/x
  3. Step 3: Cross multiply
    972,563.52x = 1,342,205.28 × 542,927.52
  4. Step 4: Simplify right side
    972,563.52x = 728,720,184,001.31
  5. Step 5: Solve for x
    x = 728,720,184,001.31/972,563.52
  6. Step 6: Final answer
    x = 749,277.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.